CN108465815A - A kind of porous carbon-based transition metal porous material and preparation method thereof of three-dimensional co-continuous - Google Patents
A kind of porous carbon-based transition metal porous material and preparation method thereof of three-dimensional co-continuous Download PDFInfo
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- CN108465815A CN108465815A CN201810148050.2A CN201810148050A CN108465815A CN 108465815 A CN108465815 A CN 108465815A CN 201810148050 A CN201810148050 A CN 201810148050A CN 108465815 A CN108465815 A CN 108465815A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1121—Making porous workpieces or articles by using decomposable, meltable or sublimatable fillers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/18—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by using pressure rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/247—Removing material: carving, cleaning, grinding, hobbing, honing, lapping, polishing, milling, shaving, skiving, turning the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
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Abstract
The present invention provides a kind of porous carbon-based transition metal porous material and preparation method thereof of three-dimensional co-continuous, which includes the transition metal porous material of porous carbon and three-dimensional co-continuous, and preparation method is：After oxide film dissolving is removed in zinc powder pickling, through ball mill fine grinding and screening, drying is cleaned, a micromillimetre grade zinc powder is obtained；Zinc powder and transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, intermediate by the transition metal alloy powder bed containing zinc spreads one layer of porous carbon dust, it is rolled at ambient temperature with hydraulic press, obtain lamella inserts embedding transition metal/kirsite containing porous carbon；Lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes zinc evaporate, and obtains the porous carbon-based transition metal porous material of three-dimensional co-continuous.The present invention uses and the aperture and distribution of room temperature rolling and heating in vacuum control hole, has big specific surface area and high thermal conductivity and conductivity, applied widely.
Description
Technical field
The invention belongs to composite material for weaving fields, and in particular to a kind of porous carbon-based transition metal of three-dimensional co-continuous is more
Porous materials and preparation method thereof.
Background technology
Composite material is to form the material of two or more different quality by molding and manufacturing method complex
High performance material, at present enhance composite material mode have particle enhancing, whisker reinforcement, beam rising sun long fiber reinforcement, sheet increasing
Strong and three-dimensional enhancing, wherein three-dimensional enhancing is uniformly enhanced three-dimensional doubly-linked is prepared in the axially and transversely progress of composite material
The composite material of continuous structure.Three-dimensional bicontinuous structure be in the composite high temperature continuous phase formed one it is securely strong continuous
Skeleton structure, low temperature constituent element also form another continuous structure in the material, will be with high fusing point, high intensity and high resistance to
Corrosion can a phase, and it is compound with good toughness, another good conductive homogeneous of low fusing point, in three-dimensional
On bite be combined mutually, form a fine and close three-dimensional bicontinuous structure, effectively big continuous of compound two kinds of performance differences
The excellent performance of phase.
Currently, the method for preparing three-dimensional continuous structure has electrochemistry, liquid metal to take off alloyage etc..Chinese patent CN
A kind of multicomponent nanoporous palladium-base alloy disclosed in 104630538B and preparation method thereof, by aluminium powder, copper powder, palladium powder and Ta/
Nb/Mo/W/Ti powder after mixing, carries out mechanical alloying processing in the ball mill, then successively after ethyl alcohol and water rinse,
It handles to obtain de- Alloying Treatment through salpeter solution, after being finally washed to neutrality, be crushed in water, it is dry, it obtains multicomponent and receives
Meter Duo Kong palldium alloys.The preparation method is simple, by simple mechanical alloying and de- Alloying Treatment, is selectively removed alloy
The elements such as aluminium, copper of part in powder, are made the smaller multicomponent nano-porous structure palldium alloy of size, which has three-dimensional
Co-continuous nano-porous structure, each element are evenly distributed, and alloying level is good, and stability and catalytic activity are high, as dyestuff electricity
Pool cathode catalyst performance is good, is convenient for industrialized production.Nitrating three-dimensional co-continuous disclosed in Chinese patent CN 106517133A
Ultra-thin layer of charcoal of porous structure and its preparation method and application, by the shrimp shell of clean dry and containing in urea, melamine, pyrroles
The nitrogen source mixing of one or several kinds composition, heating stirring is mixed to moisture evaporating completely in deionized water, is ground to powder
After shape, the low temperature pyrogenation under the protection of inert gas, then to be placed in ground and mixed in alkaline matter uniform, then at atmosphere of inert gases
High temperature is pyrolyzed, and the ultra-thin layer of charcoal of nitrating three-dimensional co-continuous porous structure, this method most is prepared through pickling, washing and drying afterwards
The ultra-thin layer of charcoal of nitrating three-dimensional co-continuous porous structure of preparation is mainly used for ultracapacitor, secondary cell and gas absorption.By
The above-mentioned prior art is it is found that electrochemistry and the de- alloyage of liquid metal are only applicable to a small amount of alloy, and the aperture of material at present
Controllability is small, and be easy to cause chemical contamination, it is therefore desirable to find environmental-friendly synthetic method.
Invention content
The technical problem to be solved in the present invention is to provide a kind of porous carbon-based transition metal porous materials of three-dimensional co-continuous
And preparation method thereof, the present invention is using micromillimetre grade zinc powder, transition metal powders and porous carbon as raw material, by micromillimetre grade zinc powder
Be laid with powder bed with after transition metal powders ground and mixed, by one layer of porous carbon layer of embedding between powder bed, in room temperature rolling and
Porous carbon is embedded into three-dimensional co-continuous transition metal porous structure, big specific surface area is prepared by vacuum heating treatment
With the porous material of high thermal conductivity and conductivity, the system of catalyst, energy stores and transforming agent for textile auxiliary can be used as
During standby and weaving intelligence arranges, textile multifunctional performance is assigned.
In order to solve the above technical problems, the technical scheme is that：
A kind of porous carbon-based transition metal porous material of three-dimensional co-continuous, the porous carbon-based transition of the three-dimensional co-continuous
Metal polyporous material includes the transition metal porous material of porous carbon and three-dimensional co-continuous, the transition metal be chromium, cobalt, palladium,
The one or several kinds porous carbon of the platinum either in titanium include activated carbon, expanded graphite or carbon molecular sieve one kind or
It is several.
As a preferred embodiment of the above technical solution, the porous carbon-based transition metal porous material of the three-dimensional co-continuous is through ball milling
Rolling and heating in vacuum are prepared.
The present invention also provides a kind of preparation methods of the porous carbon-based transition metal porous material of three-dimensional co-continuous, including with
Lower step：
(1) after oxide film dissolving being removed in zinc powder pickling, through ball mill fine grinding and screening, drying is cleaned, a micromillimetre grade zinc is obtained
Powder；
(2) zinc powder prepared by step (1) is obtained into the transition metal alloy powder containing zinc with transition metal powders mixed grinding
End tiles the transition metal alloy powder containing zinc one layer in a template, then spreads one layer of porous carbon dust, re-lays one layer and contain
The transition metal alloy powder of zinc, is rolled with hydraulic press at ambient temperature, and obtain lamella inserts embedding mistake containing porous carbon
Cross metal/kirsite；
(3) inserting lamella prepared by step (2) embedding transition metal/kirsite containing porous carbon and be placed in vacuum heating system
In, high-temperature heating makes zinc evaporate, and obtains the porous carbon-based transition metal porous material of three-dimensional co-continuous.
As a preferred embodiment of the above technical solution, in the step (1), pickling is acetic acid.
As a preferred embodiment of the above technical solution, in the step (1), the grain size of zinc powder is 0.05-0.1mm.
As a preferred embodiment of the above technical solution, in the step (2), transition metal powders are chromium, cobalt, palladium, platinum or titanium
In one or several kinds.
As a preferred embodiment of the above technical solution, in the step (2), the porous carbon include activated carbon, expanded graphite or
The one or several kinds of person's carbon molecular sieve.
As a preferred embodiment of the above technical solution, in the step (2), the pressure of rolling is 1-5MPa, time 1-2h.
As a preferred embodiment of the above technical solution, in the step (2), lamella inserts embedding transition metal/zinc containing porous carbon
The content of porous carbon materials is 5-15wt% in alloy, and the content of zinc is 15-25wt%.
As a preferred embodiment of the above technical solution, in the step (3), the condition of high-temperature heating is：In the pressure of 50-100Pa
Under power, it is warming up to 500-600 DEG C with 10-15 DEG C/min, after keeping the temperature 5-120min, 950- is warming up to the rate of 1-5 DEG C/min
1000 DEG C, keep the temperature 5-30min.
Compared with prior art, the invention has the advantages that：
(1) the porous carbon-based transition metal porous material of three-dimensional co-continuous prepared by the present invention is with micromillimetre grade zinc powder, a mistake
Metal powder and porous carbon are crossed as raw material, using the both sexes performance and low-temperature evaporation performance of zinc, by micromillimetre grade zinc powder and mistake
It after crossing metal powder ground and mixed, is incited somebody to action using micromillimetre activity of grade zinc powder and grinding technics, zinc powder and transition metal powder
End forms presoma alloy, by controlling the content and grinding technics of zinc, the distribution of zinc in presoma alloy is adjusted, by forerunner
Body alloy is laid with powder bed, will be porous in room temperature rolling and vacuum heating treatment by one layer of porous carbon layer of embedding between powder bed
Carbon is embedded into three-dimensional co-continuous transition metal porous structure, and big specific surface area and high thermal conductivity and conductivity is prepared
Porous material, can be used as catalyst, energy stores and transforming agent for textile auxiliary preparation and weaving intelligence arrange in,
Assign textile multifunctional performance.
(2) preparation method of the invention is compared with traditional electrochemistry and liquid metal take off alloyage, by Zinc material
Steaming vaporization process is carried out, three-dimensional co-continuous porous material can be prepared by zinc and various transition metal alloys are compound, and steam
The zinc of hair can recycle completely, and versatility is good, will not pollute and the wasting of resources, environmental-friendly, and pass through and control zinc
Content, the temperature and time of the distribution of zinc and porous carbon materials and high-temperature steamization processing controls three-dimensional porous transition gold
The aperture of genus polyporus structure and its distribution, the specific surface area of the porous carbon-based transition metal porous material for three-dimensional co-continuous of readjusting prices,
Assign the porous carbon-based transition metal porous material of three-dimensional co-continuous high conductivity and thermal conductivity, hole connectivity is good, hole
Greatly, there is excellent absorption property and catalytic activity, there is good absorption property with textile surface, textile electricity can be assigned
The performances such as magnetic screen, energy storage temperature control, intelligence wearing.
Specific implementation mode
Below in conjunction with specific embodiment, the present invention will be described in detail, herein illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
Embodiment 1：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.05mm.
(2) zinc powder and chromium transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, it will be containing zinc
Transition metal alloy powder tiles one layer in a template, then spreads one layer of porous carbon dust of activated carbon, re-lays one layer containing zinc
Transition metal alloy powder uses hydraulic press, rolling 1h is carried out under 1MPa pressure at ambient temperature, and it is porous to obtain containing for lamella
Carbon inserts embedding transition metal/kirsite, wherein lamella inserts porous carbon materials in embedding transition metal/kirsite containing porous carbon
Content be 5wt%, the content of zinc is 15wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 50Pa, 500 DEG C are warming up to 10 DEG C/min, after keeping the temperature 5min, with 1
DEG C/rate of min is warming up to 950 DEG C, 5min is kept the temperature, the porous carbon-based transition metal porous material of three-dimensional co-continuous is obtained.
Embodiment 2：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.1mm.
(2) it is 1 by zinc powder and mass ratio:1 cobalt and palladium transition metal powders mixed grinding obtains the transition metal containing zinc
Alloy powder tiles the transition metal alloy powder containing zinc one layer in a template, then spreads one layer of porous carbon dust of expanded graphite
End re-lays one layer of transition metal alloy powder containing zinc, uses hydraulic press at ambient temperature, is rolled under 5MPa pressure
2h, obtain lamella inserts embedding transition metal/kirsite containing porous carbon, wherein lamella containing porous carbon insert embedding transition metal/
The content of porous carbon materials is 15wt% in kirsite, and the content of zinc is 25wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 100Pa, 600 DEG C are warming up to 15 DEG C/min, after keeping the temperature 120min, with
The rate of 5 DEG C/min is warming up to 1000 DEG C, keeps the temperature 30min, obtains the porous carbon-based transition metal porous material of three-dimensional co-continuous.
Embodiment 3：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.06mm.
(2) zinc powder and platinum and titanium transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, will contained
The transition metal alloy powder of zinc tiles one layer in a template, then spreads one layer of porous carbon dust of carbon molecular sieve, re-lays one layer
Transition metal alloy powder containing zinc uses hydraulic press, rolling 1.5h is carried out under 3MPa pressure, obtains lamella at ambient temperature
Embedding transition metal/kirsite is inserted containing porous carbon, wherein being inserted containing porous carbon for lamella is more in embedding transition metal/kirsite
The content of hole carbon material is 10wt%, and the content of zinc is 20wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 80Pa, 550 DEG C are warming up to 13 DEG C/min, after keeping the temperature 30min, with 2
DEG C/rate of min is warming up to 1000 DEG C, 10min is kept the temperature, the porous carbon-based transition metal porous material of three-dimensional co-continuous is obtained.
Embodiment 4：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.08mm.
(2) zinc powder and titanium transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, it will be containing zinc
Transition metal alloy powder tiles one layer in a template, then spreads one layer of porous carbon dust of carbon molecular sieve, re-lays one layer and contains zinc
Transition metal alloy powder, at ambient temperature use hydraulic press, rolling 1.5h is carried out under 3MPa pressure, obtains containing for lamella
Porous carbon inserts embedding transition metal/kirsite, wherein lamella inserts porous carbon in embedding transition metal/kirsite containing porous carbon
The content of material is 9wt%, and the content of zinc is 20wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 85Pa, 580 DEG C are warming up to 13 DEG C/min, after keeping the temperature 30min, with 2
DEG C/rate of min is warming up to 950 DEG C, 10min is kept the temperature, the porous carbon-based transition metal porous material of three-dimensional co-continuous is obtained.
Embodiment 5：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.09mm.
(2) zinc powder and chromium and titanium transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, will contained
The transition metal alloy powder of zinc tiles one layer in a template, then spreads one layer of porous carbon dust of expanded graphite, re-lays one layer
Transition metal alloy powder containing zinc uses hydraulic press, rolling 1.5h is carried out under 3MPa pressure, obtains lamella at ambient temperature
Embedding transition metal/kirsite is inserted containing porous carbon, wherein being inserted containing porous carbon for lamella is more in embedding transition metal/kirsite
The content of hole carbon material is 12wt%, and the content of zinc is 20wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 80Pa, 550 DEG C are warming up to 14 DEG C/min, after keeping the temperature 80min, with 5
DEG C/rate of min is warming up to 950 DEG C, 10min is kept the temperature, the porous carbon-based transition metal porous material of three-dimensional co-continuous is obtained.
Embodiment 6：
(1) after zinc powder being removed oxide film dissolving with acetic acid pickling, through ball mill fine grinding and screening, drying is cleaned, grain size is obtained
For micromillimetre grade zinc powder of 0.05mm.
(2) zinc powder and palladium and platinum transition metal powders mixed grinding are obtained into the transition metal alloy powder containing zinc, will contained
The transition metal alloy powder of zinc tiles one layer in a template, then spreads one layer of porous carbon dust of activated carbon, re-lays one layer and contain
The transition metal alloy powder of zinc uses hydraulic press, rolling 1h is carried out under 5MPa pressure, obtains containing for lamella at ambient temperature
Porous carbon inserts embedding transition metal/kirsite, wherein lamella inserts porous carbon in embedding transition metal/kirsite containing porous carbon
The content of material is 15wt%, and the content of zinc is 15wt%.
(3) lamella is inserted embedding transition metal/kirsite containing porous carbon to be placed in vacuum heating system, high-temperature heating makes
Zinc evaporates, and the condition of high-temperature heating is：Under the pressure of 50Pa, 500 DEG C are warming up to 15 DEG C/min, after keeping the temperature 120min, with 1
DEG C/rate of min is warming up to 1000 DEG C, 5min is kept the temperature, the porous carbon-based transition metal porous material of three-dimensional co-continuous is obtained.
After testing, the porosity of the porous carbon-based transition metal porous material for the three-dimensional co-continuous that prepared by embodiment 1-6 is put down
Equal aperture, the result of hole connection situation are as follows：
As seen from the above table, the aperture size of the porous carbon-based transition metal porous material for the three-dimensional co-continuous that prepared by the present invention
Can be by the composition and technological parameter controllable adjustment of adjusting raw material with porosity, controllability is strong, and three-dimensional prepared by the present invention is double
Continuous porous carbon-based transition metal porous material can be used as carrier adsorption functional materials and be used in the final finishing of textile,
It can be as catalyst in the preparation of textile auxiliary, to there is good application value in field of textiles.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology can all carry out modifications and changes to above-described embodiment without violating the spirit and scope of the present invention.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
1. a kind of porous carbon-based transition metal porous material of three-dimensional co-continuous, it is characterised in that：It is described three-dimensional co-continuous it is more
The carbon-based transition metal porous material in hole includes the transition metal porous material of porous carbon and three-dimensional co-continuous, and the transition metal is
The one or several kinds porous carbon of chromium, cobalt, palladium, platinum either in titanium includes activated carbon, expanded graphite or carbon molecular sieve
It is one or several kinds of.
2. a kind of porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 1, it is characterised in that：
The porous carbon-based transition metal porous material of the three-dimensional co-continuous is prepared through ball milling rolling and heating in vacuum.
3. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous, which is characterized in that including following
Step：
(1) after oxide film dissolving being removed in zinc powder pickling, through ball mill fine grinding and screening, drying is cleaned, a micromillimetre grade zinc powder is obtained；
(2) zinc powder prepared by step (1) is obtained into the transition metal alloy powder containing zinc with transition metal powders mixed grinding, it will
Transition metal alloy powder containing zinc tiles one layer in a template, then spreads one layer of porous carbon dust, re-lays one layer containing zinc
Transition metal alloy powder, is rolled with hydraulic press at ambient temperature, and obtain lamella inserts embedding transition gold containing porous carbon
Category/kirsite；
(3) inserting lamella prepared by step (2) embedding transition metal/kirsite containing porous carbon and be placed in vacuum heating system,
High-temperature heating makes zinc evaporate, and obtains the porous carbon-based transition metal porous material of three-dimensional co-continuous.
4. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (1), pickling is acetic acid.
5. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (1), the grain size of zinc powder is 0.05-0.1mm.
6. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (2), transition metal powders are the one or several kinds in chromium, cobalt, palladium, platinum or titanium.
7. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (2), the porous carbon include activated carbon, expanded graphite either one kind of carbon molecular sieve or
It is several.
8. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (2), the pressure of rolling is 1-5MPa, time 1-2h.
9. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (2), lamella inserts containing for porous carbon materials in embedding transition metal/kirsite containing porous carbon
Amount is 5-15wt%, and the content of zinc is 15-25wt%.
10. a kind of preparation method of the porous carbon-based transition metal porous material of three-dimensional co-continuous according to claim 3,
It is characterized in that：In the step (3), the condition of high-temperature heating is：Under the pressure of 50-100Pa, with 10-15 DEG C/min liters
Temperature is to 500-600 DEG C, after keeping the temperature 5-120min, is warming up to 950-1000 DEG C with the rate of 1-5 DEG C/min, keeps the temperature 5-30min.
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| WO2021018038A1 (en) * | 2019-07-26 | 2021-02-04 | 昆山卡德姆新材料科技有限公司 | Polymer material-coated metal powder, preparation method therefor and use thereof |
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| CN105818476A (en) * | 2016-03-21 | 2016-08-03 | 中南大学 | Surface-modification three-dimensional-network-carbon-fiber-reinforced composite material and preparing method |
| CN106024975A (en) * | 2016-06-03 | 2016-10-12 | 天津大学 | Preparation method of nano-porous molybdenum foil based molybdenum/platinum/silver laminar composite material |
| CN106517133A (en) * | 2016-10-09 | 2017-03-22 | 华中科技大学 | Nitrogen-doped three-dimensional bicontinuous porous structure ultrathin carbon layer and preparation method and application thereof |
| CN106757234A (en) * | 2016-11-10 | 2017-05-31 | 西安电子科技大学 | The preparation method of 3D nano porous metal materials |
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| WO2021018038A1 (en) * | 2019-07-26 | 2021-02-04 | 昆山卡德姆新材料科技有限公司 | Polymer material-coated metal powder, preparation method therefor and use thereof |
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